Fatal error: Uncaught ArgumentCountError: Too few arguments to function WP_Widget::__construct(), 0 passed in /home/httpd/vhosts/avia-romande.ch/httpdocs/wp-includes/class-wp-widget-factory.php on line 61 and at least 2 expected in /home/httpd/vhosts/avia-romande.ch/httpdocs/wp-includes/class-wp-widget.php:162
Stack trace:
#0 /home/httpd/vhosts/avia-romande.ch/httpdocs/wp-includes/class-wp-widget-factory.php(61): WP_Widget->__construct()
#1 /home/httpd/vhosts/avia-romande.ch/httpdocs/wp-includes/widgets.php(115): WP_Widget_Factory->register('PageLines_Welco...')
#2 /home/httpd/vhosts/avia-romande.ch/httpdocs/wp-content/themes/whitehousepro3_dev/config/config_widgets.php(31): register_widget('PageLines_Welco...')
#3 /home/httpd/vhosts/avia-romande.ch/httpdocs/wp-content/themes/whitehousepro3_dev/core/init_core.php(34): include_once('/home/httpd/vho...')
#4 /home/httpd/vhosts/avia-romande.ch/httpdocs/wp-content/themes/whitehousepro3_dev/functions.php(14): include('/home/httpd/vho...')
#5 /home/httpd/vhosts/avia-romande.ch/httpdocs/wp-settings.php(508): include('/home/httpd/vho...')
#6 /home/httpd/vhosts/avia-romande.ch/httpdocs/wp-config.php(89): require_once('/home/httpd/vho...')
#7 /home/httpd/vhosts/avia-romande.ch/httpdocs/wp-load.php(37): require_once('/home/httpd/vho...')
#8 /home/httpd/vhosts/avia-romande.ch/httpdocs/wp-blog-header.php(13): require_once('/home/httpd/vho...')
#9 /home/httpd/vhosts/avia-romande.ch/httpdocs/index.php(17): require('/home/httpd/vho...')
#10 {main}
  thrown in /home/httpd/vhosts/avia-romande.ch/httpdocs/wp-includes/class-wp-widget.php on line 162